Timer



FIG. 1 is a front elevational view of a timer showing my new desing;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof, the bottom being the same in appearance as the top;

FIG. 4 is a left side elevational view thereof; and

FIG. 5 is a right side elevational view thereof. 

The ornamental desing for a timer, as shown and described. 